2u-(-4)=2

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Solution for 2u-(-4)=2 equation: 


Simplifying
2u + -1(-4) = 2

Multiply -1 * -4
2u + 4 = 2

Reorder the terms:
4 + 2u = 2

Solving
4 + 2u = 2

Solving for variable 'u'.

Move all terms containing u to the left, all other terms to the right.

Add '-4' to each side of the equation.
4 + -4 + 2u = 2 + -4

Combine like terms: 4 + -4 = 0
0 + 2u = 2 + -4
2u = 2 + -4

Combine like terms: 2 + -4 = -2
2u = -2

Divide each side by '2'.
u = -1

Simplifying
u = -1

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